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    <title>Document</title>
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        div{
            width: 300px;
            height: 200px;
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            background-image: url(../img/huawei1.jpeg);
            background-size: 100%;
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            width: 100%;
            height: 100%;
            transition: all .5s;
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        .box2{
            width: 100%;
            height: 100%;
            position: absolute;
            top: 130px;
            color: white;
            transition: all 1s;
            left: -10px;
        }
        .d1,.d3{
            font-size: 13px;
        }
        .d2{
            font-weight: 700;
            font-size: 18px;
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        .d3{
            margin-top: 30px;
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        span{
            color: red;
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        .box1:hover .box3{
            background-color: rgba(0, 0, 0,.3);
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        .box1:hover .box2{
            transform: translate(0,-40px);
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</head>
<body>
    <div class="box1">
        <div class="box3"></div>
        <div class="box2">
            <dt>
                <dd class="d1">行业洞察</dd>
                <dd class="d2">迈向智能世界2030</dd>
                <dd class="d3">了解更多<span>></span></dd>
            </dt>
        </div>
    </div>
</body>
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